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2 years ago

11

The ratio between the number of red and green marbles in a box is 3:7. How many marbles are in the box if there are 20 fewer red

marbles than green marbles?
PLS HELP QUICK LIKE IN 1 SECOND!!

2 answers:

natita [175]2 years ago

4 0

There are 50 marbles

mafiozo [28]2 years ago

4 0

Answer:

50

Step-by-step explanation:

difference of ratio=7-3=4

sum of ratio=3+7=10

if difference 4 total=10

if difference 20 total=10/4×20=50

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